Family name Grittner (Grittner 
) , across the world, is a rare surname. The family name Grittner is habitual in Germany, where it is a rare surname, Switzerland, and the United States, where it is a very rare surname. Much less frequently, Grittner is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Grittner | Germany, Switzerland, United States, Poland, Canada |
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jens grittner German journalist, DE (b. 1970) |
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| karl f. grittner American educator and politician, US (b. 1922) |
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| karl frederick grittner American politician – Minnesota -House 1953-58 (District 39); Senate 1959-62 (District 39); Senate 1963-66 (District 46); Senate 1967-70 (District 43), US (b. 1922) |
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| margit grittner badminton player, IT (b. 1952) |
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| hubert grittner badminton player, IT (b. 1953) |
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| klaus grittner DE (b. 1956) |
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| sabine grittner DE (b. 1965) |
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| detlef grittner researcher |
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| frauke grittner DE (b. 1970) |
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| ulrike grittner researcher |
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| nathalie grittner badminton player, DE (b. 1990) |
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| klaus grittner |
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| ilse grittner |
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| markus "mäx of mexico" grittner |
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